Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 562 · 40 questions

Engineer's tip (Reduce, reuse, recycle): Reduce = use less · reuse = use again · recycle = break down and remake. Renewable: sun, wind, water, biogas, waves. Non-renewable: coal, petrol, diesel, natural gas. Count savings with × and ÷: bags per week × weeks, bottles ÷ bottles per bench.

1. 1.♻️ Which energy source will never run out? (a) sunlight (b) petrol (c) coal (d) diesel
2. 2.Which of these is reduce (use less)? (a) buy less packaging (b) melt cans into new cans (c) turn plastic into tiles (d) reuse gift paper
3. 3.Which of these is recycle (make new things)? (a) print on both sides (b) reuse gift paper (c) buy less packaging (d) melt cans into new cans
4. 4.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) protects the future (d) wastes water
5. 5.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) reduce (c) recycle
6. 6.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) reduce (c) recycle
7. 7.Which of these is reduce (use less)? (a) refill a water bottle (b) melt cans into new cans (c) print on both sides (d) melt glass into new jars
8. 8.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reduce (c) reuse
9. 9.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) recycle, reuse, reduce (c) burn, bury, forget (d) reduce, reuse, recycle
10. 10.True or false: flowing river water is a renewable energy source. (a) False (b) True
11. 11.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) reuse (c) recycle
12. 12.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) recycle (c) reduce
13. 13.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
14. 14.True or false: sunlight is a non-renewable energy source. (a) True (b) False
15. 15.True or false: coal is a renewable energy source. (a) False (b) True
16. 16.Which of these is reduce (use less)? (a) give old books away (b) reuse gift paper (c) turn plastic into tiles (d) carry a cloth bag
17. 17.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
18. 18.Which of these is recycle (make new things)? (a) buy less packaging (b) melt glass into new jars (c) carry a cloth bag (d) print on both sides
19. 19.Which of these is reuse (use again)? (a) turn plastic into tiles (b) melt cans into new cans (c) carry a cloth bag (d) reuse gift paper
20. 20.♻️ A project report has 68 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
21. 21.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) recycle (c) reuse
22. 22.♻️ Reduce, reuse or recycle: print on both sides? (a) reduce (b) reuse (c) recycle
23. 23.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
24. 24.True or false: wind is a renewable energy source. (a) False (b) True
25. 25.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) recycle (c) reduce
26. 26.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 1350 bottles?
27. 27.Which of these is recycle (make new things)? (a) switch off unused lights (b) fix a dripping tap (c) pulp old paper (d) buy less packaging
28. 28.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
29. 29.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1750 bottles?
30. 30.♻️ A project report has 50 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
31. 31.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
32. 32.Which of these is recycle (make new things)? (a) reuse gift paper (b) use a jar as a pen stand (c) carry a cloth bag (d) turn plastic into tiles
33. 33.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
34. 34.♻️ A project report has 80 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
35. 35.True or false: coal is a non-renewable energy source. (a) False (b) True
36. 36.Which of these is reuse (use again)? (a) melt glass into new jars (b) print on both sides (c) melt cans into new cans (d) refill a water bottle
37. 37.Which of these is reuse (use again)? (a) give old books away (b) melt glass into new jars (c) pulp old paper (d) carry a cloth bag
38. 38.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
39. 39.True or false: natural gas is a renewable energy source. (a) False (b) True
40. 40.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable

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